R. Alward, Odeyemi, O., Lawand, T., y Collett, R.,
«Microbiological aspects of solar water disinfection», in
Solar water disinfection : proceedings of a workshop held at the Brace Research Institute, Montreal, Que., Canada, 15-17 August 1988, 1990, pp. P. 155-183: fig., tab.
N. Mukherjee,
«People, water and sanitation : what they know, believe and do in rural India», New Delhi, India: Rajiv Gandhi National Drinking Water Mission, 1990, p. 40 p.: fig., photogr.
S. Arafa y Cotis, M. C.,
«Solar disinfection of water in rural communities», in
Solar water disinfection : proceedings of a workshop held at the Brace Research Institute, Montreal, Que., Canada, 15-17 August 1988, 1990, pp. P. 90-103: fig., tab.
G. Baldi,
«Solar water disinfection in Peru», in
Solar water disinfection : proceedings of a workshop held at the Brace Research Institute, Montreal, Que., Canada, 15-17 August 1988, 1990, pp. P. 44-65: fig., tab.